Re: [Lcd4linux-devel] Working I2C was commited minutes ago

[Michael R. <re...@eu...>]

Hi Luis,

> For my embedded board, i'm also thinking to add temperature reading, as
> the sensor is also present in the other I2C bus. And no, i will not use
> lm_sensors for that. The device is not supported and the whole
> lm_sensors is kinda bloated for what I need. To give you an idea,
> reading the temperature is a 6 liner .
> ---------------------
>    i2c_device = open("/dev/i2c-1",O_RDWR);
>    ioctl(i2c_device,I2C_SLAVE, (0x90>>1) );
>    temp = i2c_smbus_read_word_data(i2c_device, 0);
>    temp = ((((temp && 0x00FF)<< 9) + (temp >> 8)) >> 3) / 2;
>    printf("temperature: %i \n",temp);
>    close(i2c_device);
> ---------------------

Looks like a candiate for a plugin (but independent from the driver).
Maybe a as-generic-as-possible one, so you can read from any i2c device...


bye, Michael

-- 
Michael Reinelt <re...@eu...>
http://home.pages.at/reinelt
GPG-Key 0xDF13BA50
ICQ #288386781